diff --git a/app/assets/images/.DS_Store b/app/assets/images/.DS_Store
index faa17423..2bbe5f6a 100644
Binary files a/app/assets/images/.DS_Store and b/app/assets/images/.DS_Store differ
diff --git a/app/assets/stylesheets/mobile.scss.erb b/app/assets/stylesheets/mobile.scss.erb
index 9ced854c..1cf3ff4d 100644
--- a/app/assets/stylesheets/mobile.scss.erb
+++ b/app/assets/stylesheets/mobile.scss.erb
@@ -2,25 +2,25 @@
   display: none;
 }
 
-@media only screen and (max-device-width : 720px) and (min-device-width : 504px) {
+@media only screen and (max-width : 720px) and (min-width : 504px) {
   .sidebarSearch .tt-hint, .sidebarSearch .sidebarSearchField {
     width: 160px !important;
   }
 }
 
-@media only screen and (max-device-width : 390px) {
+@media only screen and (max-width : 390px) {
   .map .mapCard .mobileMetadata {
     width: 190px;
   }
 }
-@media only screen and (min-device-width : 390px) {
+@media only screen and (min-width : 390px) {
   .map .mapCard .mobileMetadata {
     width: 390px;
   }
 }
 
 /* Smartphones (portrait and landscape) ----------- the minimum space that two map cards can fit side by side */
-@media only screen and (max-device-width : 504px) {
+@media only screen and (max-width : 504px) {
   .upperLeftUI, .upperRightUI, .openCheatsheet, .mapInfoIcon, .feedback-icon, .chat-box, #exploreMapsHeader {
     display: none !important;
   }